 Paraguay: Asuncion - Doubles - Main |
|---|
| 1/8-finals | Cukierman D./Kestelboim M. | Vallejo D./Vergara del Puerto M. A. | 2:0 (6:4, 6:3) | details | 21.03.2024 |
 World: Davis Cup - World Group II - Doubles - Preliminary |
|---|
| | Vallejo D./Vergara del Puerto M. A. | Arneodo R./Nys H. | 0:2 (62:7, 4:6) | details | 04.02.2024 |
| World: Davis Cup - Group III - Doubles - Main |
|---|
| | Garcia R./Prado Angelo J. C. | Vallejo D./Vergara del Puerto M. A. | 0:1 RET. (1:6, 0:3) | details | 25.06.2023 |
| | Vallejo D./Vergara del Puerto M. A. | Obando A./Turcios K. | CAN. | details | 21.06.2023 |
| | Vallejo D./Vergara del Puerto M. A. | Armbrister D./Rolle M. | 2:0 (6:4, 6:2) | details | 21.06.2023 |
| | Vallejo D./Vergara del Puerto M. A. | Flores J./Nunez P. | 2:0 (6:1, 7:64) | details | 20.06.2023 |
 USA: US Open - Doubles - Main |
|---|
| 1/16-finals | Vallejo D./Vergara del Puerto M. A. | Nirundorn T./Zheng M. | 1:2 (3:6, 7:65, 11:13) | details | 08.09.2022 |
| World: Davis Cup - Group III - Doubles - Main |
|---|
| | Vallejo D./Vergara del Puerto M. A. | Chin J./Phillips R. | 2:0 (6:3, 7:65) | details | 24.06.2022 |
 France: French Open - Doubles - Main |
|---|
| 1/8-finals | Barton H./Kim A. | Vallejo D./Vergara del Puerto M. A. | 2:0 (6:4, 6:3) | details | 01.06.2022 |
| 1/16-finals | Blockx A./Demin Y. | Vallejo D./Vergara del Puerto M. A. | 0:2 (1:6, 2:6) | details | 30.05.2022 |
| Paraguay: M15 Lambare - Doubles - Main |
|---|
| 1/8-finals | Bruna N./Pereira F. | Vallejo D./Vergara del Puerto M. A. | CAN. | details | 15.12.2021 |
| World: Davis Cup - World Group II - Doubles - Main |
|---|
| | Kocevar-Desman T./Spec M. | Vallejo D./Vergara del Puerto M. A. | 2:0 (6:2, 6:2) | details | 18.09.2021 |
